Controls And Indicators; Control Buttons; On/Alarm Silence/Manual Battery Test Button; Standby/Manual Bypass Button - Liebert GXT3 User Manual

3.0 C
ONTROLS AND
The operation and display panel, shown in Figure 18, is on the front panel of the Liebert
(see Figures 1 and 2).

Figure 18 Operation and display panel

Fault Indicator
AC Input Indicator
On/Alarm Silence/Manual
Battery Test Button

Standby/Manual Bypass Button

3.1

Control Buttons

The operation and display panel has two control buttons: On/Alarm Silence/Manual Battery Test and
Standby/Manual bypass.
3.1.1

On/Alarm Silence/Manual Battery Test Button

The On/Alarm Silence/Manual Battery Test button controls output power to connected load(s) and
has three functions (see Table 3).
Table 3 Functions of On/Alarm Silence/Manual battery test button
Function
ON
1
Alarm Silence
Manual Battery Test
1. The low battery and bypass reminder alarms cannot be silenced.
2. After the alarm is silenced, UPS will reactivate the alarm system to alert of additional problems
3.1.2 Standby/Manual Bypass Button
The Standby/Manual Bypass button controls output power to connected load(s) and has two functions
(see Table 4).
Table 4 Functions of Standby/Manual Bypass button
Function
Manual Bypass
Standby
1. f the bypass is not available due to voltage or frequency, pressing this button once will be ignored.
2. Perform all necessary shutdown procedures on connected loads before turning Off the Liebert GXT3.
I
NDICATORS
Press the button once for 3 seconds
Press the button for at least half a second
Press the button for at least half a second while
operating in Utility (AC) Mode with no alarms present.
Operation
Press the button once and hold it for about
1
2 seconds
Press the button twice within four seconds while
the UPS is in Manual Bypass or Battery Mode
Battery Level Indicators
Liebert
GXT3
®
AC Power System
3000VA
Battery Indicator
Operation
To initiate a manual transfer of the connected
loads to the internal bypass, if available
To shut down the UPS and shut Off all power
2
to the connected loads
19

Controls and Indicators

®
GXT3
Load Level Indicators
Bypass Indicator
Inverter Indicator
Description
To start the UPS
2
To silence alarms
To initiate a manual battery test
Description
™